5 Silbury House 10, The Green, Marlborough, SN8 1AL

This site has had 2 applications since 2026.

• PL/2026/05821 Awaiting decision

  5 Silbury House 10, The Green, Marlborough, SN8 1AL

  Proposed new external door (replace window) and associated internal and external alterations.

  Submitted 14 Sep 2026 Heritage and listed buildings

1. 14 Sep 2026

   Received by Wiltshire

2. 17 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 9 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Wiltshire took a median of 50 days over the applications it decided in the last year.

This application is with Wiltshire for determination, against a statutory target of eight weeks. Over the last year Wiltshire decided householder applications in a median of 56 days. More in our guide to how long planning decisions take.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• 4 The Green, Marlborough, SN8 1AL

  PL/2025/06786 Submitted 17 Sep 2025 50 yards away

  Removal of internal wall between kitchen and dining room, Repair/restoration of external windows

  Granted Heritage and listed buildings Windows or glazing 24 docs

• 5 The Green, Marlborough, SN8 1AL

  PL/2025/07657 Submitted 15 Sep 2025 50 yards away

  T1 T2 Leylandii - Fell.

  Granted Trees 2 docs

• 4 The Green, Marlborough, SN8 1AL

  PL/2026/03598 Submitted 8 Jun 2026 50 yards away

  96% historically approved · decision due ~3 Aug

  Removal of plastic based paint (Santex) and lime mortar applied. Addition of weather bars above the windows on South facing 1st and 2nd floor windows.

  Awaiting decision Heritage and listed buildings Windows or glazing 13 docs

• 5 The Green, Marlborough, SN8 1AL

  PL/2025/07895 Submitted 24 Sep 2025 50 yards away

  T1 T2 Leylandii - Fell.

  Granted Trees 3 docs

• The Limes, 6A The Green, Marlborough, SN8 1AL

  PL/2025/08410 Submitted 21 Oct 2025 50 yards away

  Single-storey rear extension (retrospective)

  Granted Householder Extension 15 docs
  Small domestic

• 5 Silbury House 10, The Green, Marlborough, SN8 1AL

  PL/2026/05821 Submitted 14 Sep 2026 50 yards away

  96% historically approved · decision due ~9 Nov

  Proposed new external door (replace window) and associated internal and external alterations.

  Awaiting decision Heritage and listed buildings Windows or glazing 6 docs

• PL/2026/05112 Granted

  4 Hillcrest, Colerne, Chippenham, SN14 8DP

  Ground Floor Front Extension, Double Storey and Single Storey Rear Extensions

  Received 13 Aug, published by the council 5 Sep 2026 Householder
• PL/2026/06247 Awaiting decision

  Willows, Brook End, Luckington, Chippenham, SN14 6PJ

  Replacement of rear conservatory with single storey extension

  Received 6 Oct, published by the council 8 Oct 2026 Householder
• PL/2026/06359 Awaiting decision

  1 Weir Hayes Avenue, Corsham, SN13 0NG

  Single storey front extension with internal alterations

  Received 6 Oct, published by the council 8 Oct 2026 Householder
• PL/2026/02818 Withdrawn

  6 The Stables, Lower Road, Netheravon, Salisbury, SP4 9SY

  Installation of Toshiba Haori air conditioning unit to 1st floor master bedroom. Associated external air condition unit to be situated to rear elevation of the property and contained within a ventilated iroko casing. Installation of ducting and lead roof

  Received 1 May, published by the council 1 Aug 2026 Householder
• PL/2026/03792 Granted

  4 Wyvern Avenue, Calne, SN11 8NZ

  First floor side extension to property above existing garage.

  Received 15 Jun, published by the council 1 Aug 2026 Householder